74486840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{98009}}^1$

素因数の和:98039

約数の個数: 32

約数和(自身を含む): 176418000

約数和(自身を除く): 101931160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 98009, 196018, 392036, 490045, 784072, 980090, 1862171, 1960180, 3724342, 3920360, 7448684, 9310855, 14897368, 18621710, 37243420, 74486840]

約数ペア:

[(1, 74486840), (2, 37243420), (4, 18621710), (5, 14897368), (8, 9310855), (10, 7448684), (19, 3920360), (20, 3724342), (38, 1960180), (40, 1862171), (76, 980090), (95, 784072), (152, 490045), (190, 392036), (380, 196018), (760, 98009)]